Replacing the thermal sensor

Attention:

Do not open your computer or attempt any repair before reading and understanding “Important safety information” on page v.

This section provides instructions on how to replace the thermal sensor.

To replace the thermal sensor, do the following:

1.Remove all media from the drives and turn off all attached devices and the computer. Then, disconnect all power cords from electrical outlets and disconnect all cables that are connected to the computer.

2.Place a soft, clean towel or cloth on the desk or surface. Hold the sides of your computer and gently lay it down so that the screen is against the surface and the cover is facing up.

3.Remove the computer cover. See “Removing the computer cover” on page 41.

4.Locate the thermal sensor. See “Locating components” on page 13.

5.Note the routing of the thermal sensor cable and then disconnect the thermal sensor cable from the system board.

6.Remove the screws off the chassis.

1

that secure the VESA mount bracket and then lift the VESA mount bracket

Note: The location of the screws 1 that secure the VESA mount bracket to the chassis is different between models with the 20-inch display and models with the 23-inch display.

Figure 34. Removing the VESA mount bracket

7.Press one of the thermal sensor clips inward to disengage the thermal sensor from the VESA mount bracket.

Note: The location of the thermal sensor in your computer might be slightly different from the illustration.

Chapter 5. Installing or replacing hardware 57

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Lenovo 3293, 3281, 3280, 3297, 3305, 3296, 3298, 3292, 3291, 3294 Replacing the thermal sensor, Removing the Vesa mount bracket
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3324, 3342, 3314F2U, 3293, 3280 specifications

The Lenovo 3294, 3314, 3311, 3297, and 3298 series are designed to cater to various user preferences, providing innovative technology and diverse features suitable for different environments, whether for personal use, education, or business.

The Lenovo 3294 model stands out with its compact design, making it perfect for users seeking a portable solution. It typically comes equipped with a robust processor, ensuring efficient performance for everyday tasks like browsing, document editing, and multimedia consumption. A notable feature in this model is its energy-efficient display, providing vibrant visuals and extending battery life, making it an ideal companion for on-the-go professionals.

The Lenovo 3314 introduces enhanced connectivity options, including multiple USB ports and HDMI output, allowing seamless connection to external devices such as projectors and additional monitors. This model emphasizes user ergonomics, often featuring a backlit keyboard and precision touchpad, which enhance the typing experience and improve productivity, especially in low-light conditions.

Meanwhile, the Lenovo 3311 focuses on multimedia capabilities with improved audio systems, providing an immersive experience whether for gaming, watching movies, or listening to music. It also showcases advanced thermal management technology, ensuring that the system remains cool during heavy usage, thus enhancing performance and longevity.

The Lenovo 3297 and 3298 are geared towards enterprise users, featuring enhanced security options such as fingerprint readers and Trusted Platform Module (TPM) for data protection. These models often include robust processors suitable for heavier computational tasks, making them perfect for business applications. Additionally, larger storage options ensure that users have ample space for their files, whether for applications or multimedia content.

All models share certain characteristics, such as reliable build quality and Lenovo's commitment to customer satisfaction. They often come pre-loaded with Lenovo Vantage, a user-friendly application that helps manage system settings, updates, and warranty information effortlessly.

In conclusion, the Lenovo 3294, 3314, 3311, 3297, and 3298 series have been tailored to meet specific user needs, whether it be for performance, portability, or multimedia capabilities. With their innovative features and technologies, these models represent Lenovo's dedication to providing high-quality devices for a diverse range of applications. Whether for casual use, education, or business, there is a suitable option within this versatile lineup.
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